From e1626554be06a5af1cd5761e27b4b3acbaca2cd8 Mon Sep 17 00:00:00 2001
From: barras <barras@85f007b7-540e-0410-9357-904b9bb8a0f7>
Date: Mon, 27 Sep 2004 09:12:23 +0000
Subject: collapse apps of patterns to avoid failures

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@6139 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 pretyping/matching.ml | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'pretyping')

diff --git a/pretyping/matching.ml b/pretyping/matching.ml
index 237ec0db8..3736419e2 100644
--- a/pretyping/matching.ml
+++ b/pretyping/matching.ml
@@ -109,6 +109,9 @@ let matches_core convert allow_partial_app pat c =
 
       | PSort (RType _), Sort (Type _) -> sigma
 
+      | PApp (PApp (h, a1), a2), _ ->
+          sorec stk sigma (PApp(h,Array.append a1 a2)) t
+
       | PApp (PMeta (Some n),args1), App (c2,args2) when allow_partial_app ->
           let p = Array.length args2 - Array.length args1 in
           if p>=0 then
-- 
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